body {
    font-family: Lato, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f4f4f4;
    margin: 0;
    font-size: 14px;
}
.logo {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 400px;
    overflow: hidden;
}
.logo div {
    float: left;
}
.godlo {
    width: 13%;
}
.godlo img { 
    width: 100%;
}
.nazwa { 
    width: 87%;
    padding-left: 15px;
    box-sizing: border-box;
}
.puw {
    font-size: 1.6em;
    display: block;
}
.gda {
    font-size: 1.2em;
    display: block;
}
.login-container {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 300px;
}
.login-container h2 {
    margin-bottom: 20px;
}
.input-group {
    margin-bottom: 15px;
}
.input-group input {
    width: calc(100% - 22px);
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    display: block;
    margin: 0 auto;
}
.login-button {
    width: 100%;
    padding: 10px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
.login-button:hover {
    background-color: #0056b3;
}
.error {
    width: fit-content; padding: 5px; color: #a00; margin: auto;
}
.sukces {
    color: #090;
}
.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: inline-block;
    vertical-align: middle;
    margin-left: 10px;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.btnWylacz {
    cursor: not-allowed;
    color: #999;
}